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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3639) Exception when closing DFSClient while multiple files are open
Date Sun, 29 Jun 2008 06:35:45 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3639?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12609064#action_12609064
] 

Hadoop QA commented on HADOOP-3639:
-----------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12384870/patch-dfs-close-v4.patch
  against trunk revision 672376.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 5 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    +1 core tests.  The patch passed core unit tests.

    -1 contrib tests.  The patch failed contrib unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2766/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2766/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2766/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2766/console

This message is automatically generated.

> Exception when closing DFSClient while multiple files are open
> --------------------------------------------------------------
>
>                 Key: HADOOP-3639
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3639
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: dfs
>    Affects Versions: 0.17.0, 0.18.0
>            Reporter: Benjamin Gufler
>            Assignee: Benjamin Gufler
>            Priority: Blocker
>             Fix For: 0.18.0
>
>         Attachments: patch-dfs-close, patch-dfs-close-v2, patch-dfs-close-v3, patch-dfs-close-v3_1,
patch-dfs-close-v3_2, patch-dfs-close-v3_3, patch-dfs-close-v4.patch
>
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> DFSClient.close uses an iterator for closing files which are still open. Closing a file
removes that file from the list of open files, which in turn breaks the iterator.

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